Finding the Fourth Proportional to 5,164,512.49, 7,737,791.09 and 3,624,241.19
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Solution
The fourth proportional to 5,164,512.49, 7,737,791.09 and 3,624,241.19 is: 5,430,061.65
Step by Step Solution
- Step 1: Write the proportion equation
5,164,512.49 : 7,737,791.09 = 3,624,241.19 : x - Step 2: Convert to fraction form
5,164,512.49/7,737,791.09 = 3,624,241.19/x - Step 3: Cross multiply
5,164,512.49x = 7,737,791.09 × 3,624,241.19 - Step 4: Simplify right side
5,164,512.49x = 28,043,621,169,871.79 - Step 5: Solve for x
x = 28,043,621,169,871.79/5,164,512.49 - Step 6: Final answer
x = 5,430,061.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.